noun 下载 🔗分享 灯具,照明设备 An electrical device that contains an electric lamp that provides illumination. Examples : "The new luminaire in the classroom provides much brighter and more even light than the old fixture. " 教室里新安装的灯具比旧的照明设备亮多了,而且光线也更均匀。 device electric building architecture utility technology 与AI对话词汇游戏阅读练习